uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/compilers/reason/default.nix

@@ -0,0 +1,61 @@
+{ lib, callPackage, stdenv, makeWrapper, fetchurl, ocaml, findlib, dune_2
+, fix, menhir, menhirLib, menhirSdk, merlin-extend, ppxlib, utop, cppo, ppx_derivers
+}:
+
+stdenv.mkDerivation rec {
+  pname = "ocaml${ocaml.version}-reason";
+  version = "3.8.0";
+
+  src = fetchurl {
+    url = "https://github.com/reasonml/reason/releases/download/${version}/reason-${version}.tbz";
+    sha256 = "sha256:0yc94m3ddk599crg33yxvkphxpy54kmdsl599c320wvn055p4y4l";
+  };
+
+  nativeBuildInputs = [
+    makeWrapper
+    menhir
+  ];
+
+  buildInputs = [
+    cppo
+    dune_2
+    findlib
+    fix
+    menhir
+    menhirSdk
+    ocaml
+    ppxlib
+    utop
+  ];
+
+  propagatedBuildInputs = [
+    menhirLib
+    merlin-extend
+    ppx_derivers
+  ];
+
+  buildFlags = [ "build" ]; # do not "make tests" before reason lib is installed
+
+  installPhase = ''
+    runHook preInstall
+    dune install --prefix=$out --libdir=$OCAMLFIND_DESTDIR
+    wrapProgram $out/bin/rtop \
+      --prefix PATH : "${utop}/bin" \
+      --prefix CAML_LD_LIBRARY_PATH : "$CAML_LD_LIBRARY_PATH" \
+      --prefix OCAMLPATH : "$OCAMLPATH:$OCAMLFIND_DESTDIR"
+    runHook postInstall
+  '';
+
+  passthru.tests = {
+    hello = callPackage ./tests/hello { };
+  };
+
+  meta = with lib; {
+    homepage = "https://reasonml.github.io/";
+    downloadPage = "https://github.com/reasonml/reason";
+    description = "Facebook's friendly syntax to OCaml";
+    license = licenses.mit;
+    inherit (ocaml.meta) platforms;
+    maintainers = with maintainers; [ ];
+  };
+}

pkgs/development/compilers/reason/tests/hello/default.nix

@@ -0,0 +1,23 @@
+{ lib, buildDunePackage, reason }:
+
+buildDunePackage rec {
+  pname = "helloreason";
+  version = "0.0.1";
+
+  src = ./.;
+
+  useDune2 = true;
+
+  buildInputs = [
+    reason
+  ];
+
+  doCheck = true;
+
+  doInstallCheck = true;
+  postInstallCheck = ''
+    $out/bin/${pname} | grep -q "Hello From Reason" > /dev/null
+  '';
+
+  meta.timeout = 60;
+}

pkgs/development/compilers/reason/tests/hello/dune

@@ -0,0 +1,4 @@
+(executable
+ (name helloreason)
+ (public_name helloreason)
+ (libraries reason))

pkgs/development/compilers/reason/tests/hello/helloreason.re

@@ -0,0 +1,6 @@
+let sayHello = () => {
+  let fromWhom = "From Reason";
+  print_endline("Hello " ++ fromWhom);
+};
+
+sayHello();